Tape across the crack
Clear packing tape on both sides slows spreading.
Crack spreading through a window?
A cracked pane can spread and eventually fall out. Insulated units lose their seal. Tape across the crack and call. Call 833-877-1717. RepairNowUSA connects the request. An independent glass or window provider does the work.
Am I in the right place?Yes for cracked single panes or insulated glass.
Is this urgent?More urgent if the crack is spreading or glass is loose.
What do I do next?Tape the crack and call 833-877-1717.
Fully broken: broken window.
RepairNowUSA editorial review · Last substantively reviewed October 13, 2026 · Review standards
What to do now
Avoid temperature shocks
Do not blast heat or cold at the glass.
Keep people away
If pieces are loose.
Glass safety
Keep people and pets away from broken glass, wear shoes and heavy gloves, and leave glass still in the frame for the provider. After a break-in, call the police before cleanup.
Common causes
Impact cracks
Starburst pattern.
Thermal stress cracks
From the edge.
Pressure cracks
Insulated units.
Settling
Frame stress.
What to have ready when you call
- Property ZIP code, home or business
- Window or door size and floor
- Glass type if known: single, double-pane, tempered
- Whether the opening is exposed
What happens when you call RepairNowUSA
- Describe what is happening in plain words and give the property ZIP code. You do not need to know which trade to ask for.
- RepairNowUSA checks for a participating independent provider who handles window glass repair in that area.
- If one is available, you are connected. The provider confirms timing, access, scope and price with you before any work.
- The provider, not RepairNowUSA, diagnoses and performs the repair.
RepairNowUSA is a referral and connection service. Provider availability and response times vary by location, time and demand, and are not guaranteed. Before you approve work, ask what was found, the price, the timing and what is not included.
Call 833-877-1717Crack spreading through a window questions
Will a cracked window get worse?
Often yes, especially with temperature changes.
Can I call at night or on a weekend?
Yes. You can call 833-877-1717 at any time, including nights, weekends and holidays. Whether an independent provider can come out right away depends on your ZIP code, the time and provider capacity, so availability is not guaranteed.
Authoritative references
These public sources give general safety context. They do not replace an on-site evaluation, and RepairNowUSA does not perform the work.